CN210142697U - New energy automobile power battery tray with heat pipe heat abstractor - Google Patents
New energy automobile power battery tray with heat pipe heat abstractor Download PDFInfo
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- CN210142697U CN210142697U CN201920808100.5U CN201920808100U CN210142697U CN 210142697 U CN210142697 U CN 210142697U CN 201920808100 U CN201920808100 U CN 201920808100U CN 210142697 U CN210142697 U CN 210142697U
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- heat
- tray
- new energy
- energy automobile
- power battery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The utility model discloses a new energy automobile power battery tray with a heat pipe heat dissipation device, which comprises a tray main body with a side wall, a tray lifting lug and a heat dissipation device, wherein the heat dissipation device comprises an L-shaped heat pipe, a heat conduction plate and a heat conduction joint; the L-shaped heat pipe makes full use of the heat conduction principle and the rapid heat transfer property of the phase change medium, the heat conduction capability of the L-shaped heat pipe exceeds that of any known metal, and heat inside the battery tray can be rapidly transferred to the outside of the tray and then transferred to the environment outside the battery pack. The utility model discloses a battery tray has simple structure, and advantages such as the radiating effect is high, simple to operate just accord with electric automobile lightweight requirement.
Description
Technical Field
The utility model belongs to the technical field of a new forms of energy electric automobile power battery system's technique and specifically relates to a heat abstractor of battery tray is related to.
Background
The battery pack is an energy storage element of the battery module on the electric automobile and is a core component of the electric automobile, the battery tray is a main body framework structure of the battery pack and bears the weight of the battery module, and the structure and the heat dissipation performance of the battery pack have important influences on the performance and the service life of the battery pack and are directly related to the performance and the safety of the electric automobile.
A large amount of heat is easily produced in the working process of the battery pack, so how to quickly and effectively dissipate heat is a key problem of ensuring the normal work of the battery pack, the liquid cooling medium is mostly adopted in the heat dissipation method of the existing battery pack for cooling, the structure is complex, the heat dissipation effect is limited, and the development of the light weight of the electric automobile is not facilitated.
Disclosure of Invention
The utility model discloses to the problem that prior art exists, provide a new energy automobile power battery tray with heat pipe heat abstractor, utilize the heat pipe technique to realize the quick heat dissipation of battery package, simple structure, the radiating efficiency is high, does benefit to the lightweight design of realizing the battery package. The utility model discloses a realize through following technical scheme.
The utility model provides a new energy automobile power battery tray with heat pipe heat abstractor, includes tray main part, tray lug and the heat abstractor that has the lateral wall, and the tray main part is the major structure of battery tray, and the main function holds battery module, heat-conducting plate and L shape heat pipe. The heat dissipation device comprises L-shaped heat pipes, a heat conduction plate and a heat conduction joint, wherein the L-shaped heat pipes are uniformly distributed between the heat conduction plate and the tray main body and are connected with the heat conduction plate through the heat conduction joint, the L-shaped heat pipes are divided into a horizontal pipe section and a vertical pipe section, the horizontal pipe section of the L-shaped heat pipes is an evaporation section, the vertical pipe section is a condensation section, and the L-shaped heat pipes are internally pumped into negative pressure and then filled with a proper amount of phase change media and sealed.
The L-shaped heat pipe horizontal pipe section penetrates through the through hole in the side wall of the tray, the horizontal pipe section is parallel to the bottom of the tray main body, the vertical pipe section is parallel to the side wall of the tray main body, the direction of the L-shaped heat pipe can rotate according to the peripheral design requirement of the electric automobile on the battery tray, and the L-shaped heat pipe horizontal pipe section is typically perpendicular to the bottom of the tray main body.
Further, the utility model discloses a battery tray heat conduction connect and pass through the screw connection with the heat-conducting plate, concrete connection mode is: the heat-conducting plate is provided with more than 2 through-holes, the corresponding position of the heat-conducting joint is provided with a threaded hole, and a screw passes through the heat-conducting plate and then is screwed into the threaded hole of the heat-conducting joint.
Further, the utility model discloses a battery tray thermal connector upper surface have the plane, the lower surface is the circular arc, the thermal connector circular arc is connected through heat-resisting glue with L shape heat pipe, thermal connector adopts the copper alloy material, can realize thermal quick transmission.
Further, the utility model discloses a battery tray the heat-conducting plate pass through the screw connection with the tray main part, concrete connection mode is: the side wall of the tray body is provided with a through hole, the side surface of the heat conducting plate is provided with a threaded hole at a corresponding position, a screw penetrates through the through hole of the side wall of the tray body and then is screwed into the threaded hole at the side surface of the heat conducting plate, and the shape of the heat conducting plate is matched with the shape of the bottom of the tray body.
Further, the utility model discloses a battery tray the inside phase change medium who fills of L shape heat pipe be the mixture of distilled water and methyl alcohol, acetone, can be according to the specific operational environment pertinence allotment of new energy automobile.
Further, the utility model discloses a battery tray has seted up a plurality of grids on the heat-conducting plate, alleviates structure weight on the one hand, and on the other hand can strengthen the inside air convection of battery tray, does benefit to inside temperature evenly distributed.
Furthermore, the tray main body and the heat conducting plate are made of aluminum alloy materials, so that the weight of the battery tray can be effectively reduced.
Furthermore, a plurality of tray lifting lugs are arranged on the left side and the right side of the tray and used for lifting when the battery tray is installed, and a battery tray peripheral device can be designed based on the structure so as to protect the hot end of the L-shaped heat pipe from being damaged by external impact and the like.
Further, according to battery tray's common structural style, the utility model discloses a tray main part is the combination of trapezoidal frame and rectangle frame, and the compound mode is that the long limit of trapezoidal frame links to each other with the minor face of rectangle frame, and the distribution that L shape heat pipe is preferred can set up a plurality of L shape heat pipe as required on two long limits of rectangle frame and the minor face of trapezoidal frame.
The utility model has the advantages of: the utility model discloses a heat dissipation of L shape heat pipe, make full use of heat-conduction principle and phase change medium's quick heat transfer, its heat conductivility surpasss the heat conductivility of any known metal, can transmit the tray outside with the inside heat of battery tray fast, transmits the battery package external environment with the heat afterwards. The utility model discloses a battery tray has the radiating efficiency height, simple structure, advantages such as simple to operate, and accords with electric automobile lightweight requirement.
Drawings
FIG. 1 is a schematic view of the overall structure of a battery tray;
FIG. 2 is a schematic view of an L-shaped heat pipe arrangement of a battery tray;
FIG. 3 is a schematic cross-sectional view of an L-shaped heat pipe;
FIG. 4 is a partial schematic view of the connection between the L-shaped heat pipe and the heat conducting plate.
Wherein 1-a tray body; 21. 22, 23-L-shaped heat pipes; 3-heat conducting plate; 4. a tray lifting lug; 5-thermally conductive joints.
Detailed Description
The utility model discloses a realize through following technical scheme.
The utility model provides a battery tray, including tray main part, tray lug and the heat abstractor who has the lateral wall, the tray main part is battery tray's major structure, and the primary function is to hold battery module, heat-conducting plate and heat pipe, and the tray main part adopts aluminum alloy material to make, can effectively alleviate battery tray's weight.
The heat dissipation device comprises L-shaped heat pipes, a heat conduction plate and a heat conduction joint, wherein the L-shaped heat pipes are uniformly distributed between the heat conduction plate and the tray main body and are connected with the heat conduction plate through the heat conduction joint, the L-shaped heat pipes are divided into a horizontal pipe section and a vertical pipe section, the horizontal pipe section of the L-shaped heat pipes is an evaporation section, the vertical pipe section is a condensation section, and a proper amount of phase change medium is filled after the interior of the L-shaped heat pipes is pumped into negative pressure and is sealed. The L-shaped heat pipe horizontal pipe section penetrates through the through hole in the side wall of the tray, the horizontal pipe section is parallel to the bottom of the tray main body, the vertical pipe section is parallel to the side wall of the tray main body, the direction of the L-shaped heat pipe can rotate according to the peripheral design requirement of the electric automobile on the battery tray, and the L-shaped heat pipe horizontal pipe section is typically perpendicular to the bottom of the tray main body.
The heat-conducting plate passes through the screw connection with heat conduction joint, and concrete connection mode does: the heat conducting plate is provided with more than 2 through holes, the corresponding positions of the heat conducting joints are provided with threaded holes, screws penetrate through the heat conducting plate and are screwed into the threaded holes of the heat conducting joints to realize fixed connection, and the heat conducting plate has two functions, namely, bearing the weight of a battery module in the battery tray; and secondly, the heat productivity of the battery module is conducted to the L-shaped heat pipe. Still seted up a plurality of grids on the heat-conducting plate, alleviateed structural weight on the one hand, on the other hand can strengthen the inside air convection of battery tray, does benefit to inside temperature evenly distributed.
The heat-conducting plate passes through the screw connection with the tray main part, and concrete connection mode does: the side wall of the tray is provided with a thread through hole corresponding to the side surface of the heat-conducting plate, and a screw passes through the through hole of the side wall of the tray main body and is screwed into the thread hole on the side surface of the heat-conducting plate so as to realize the fixed connection between the heat-conducting plate and the tray main body, and the shape of the heat-conducting plate is matched with the shape of the bottom of. In addition, the heat conducting plate is made of aluminum alloy materials, so that the light weight of the battery tray can be realized, the heat conducting coefficient is high, and the heat can be conducted quickly.
The heat conduction joint is connected with the L-shaped heat pipe through the heat conduction joint, the upper surface of the heat conduction joint is provided with a plane, the lower surface of the heat conduction joint is an arc, and the arc surface of the heat conduction joint is connected with the L-shaped heat pipe through heat-resistant glue. The heat conduction joint is made of copper alloy materials, and therefore the express delivery transmission of heat can be achieved.
The utility model discloses a battery tray the inside phase change medium who fills of L shape heat pipe be the mixture of distilled water and methyl alcohol, acetone, can be according to the specific operational environment pertinence allotment of new energy automobile. The L-shaped heat pipe makes full use of the heat conduction principle and the rapid heat transfer property of the phase change medium, the heat conduction capability of the L-shaped heat pipe exceeds that of any known metal, and heat inside the battery tray can be rapidly transferred to the outside of the tray and then transferred to the environment outside the battery pack.
The left side and the right side of the tray are provided with a plurality of tray lifting lugs for lifting when the battery tray is installed, and the battery tray peripheral device can also be designed based on the structure so as to protect the hot end of the L-shaped heat pipe from being damaged by external impact and the like.
According to battery tray's common structural style, the utility model discloses a tray main part is the combination of trapezoidal frame and rectangle frame, and the compound mode is that the long limit of trapezoidal frame links to each other with the minor face of rectangle frame, and the distribution that L shape heat pipe is preferred can set up a plurality of L shape heat pipe on two long limits of rectangle frame and trapezoidal frame short sides as required.
Claims (10)
1. The utility model provides a new energy automobile power battery tray with heat pipe heat abstractor, includes tray main part, tray lug and the heat abstractor of taking the lateral wall, its characterized in that: the heat dissipation device comprises L-shaped heat pipes, a heat conduction plate and a heat conduction joint, the L-shaped heat pipes are evenly distributed between the heat conduction plate and the tray main body and are connected with the heat conduction plate through the heat conduction joint, the L-shaped heat pipes are divided into horizontal pipe sections and vertical pipe sections, the horizontal pipe sections of the L-shaped heat pipes are evaporation sections, the vertical pipe sections are condensation sections, phase change media are filled in the L-shaped heat pipes and are sealed, the horizontal pipe sections of the L-shaped heat pipes penetrate through holes in the side wall of the tray, the horizontal pipe sections are parallel to the bottom of the tray main body, and the vertical pipe sections are parallel to the side wall of the tray main body and are perpendicular to the bottom of the tray main.
2. The new energy automobile power battery tray of claim 1, characterized in that: the heat conduction connects and passes through the screw connection with the heat-conducting plate, the heat-conducting plate has seted up more than 2 through-holes, and the heat conduction connects corresponding position and has seted up the screw hole, and the screw passes the screw hole of screw in heat conduction joint behind the heat-conducting plate.
3. The new energy automobile power battery tray of claim 1, characterized in that: the upper surface of the heat conduction joint is provided with a plane, the lower surface of the heat conduction joint is an arc, and the arc surface of the heat conduction joint is connected with the L-shaped heat pipe through heat-resistant glue.
4. The new energy automobile power battery tray of claim 1, characterized in that: the heat-conducting plate is connected with the tray main body through screws, through holes are formed in the side wall of the tray main body, threaded holes are formed in the corresponding positions of the side face of the heat-conducting plate, and the screws penetrate through the through holes in the side wall of the tray main body and then are screwed into the threaded holes in the side face of the heat-conducting plate.
5. The new energy automobile power battery tray of claim 1, characterized in that: the phase change medium filled in the L-shaped heat pipe is a mixture of distilled water, methanol and acetone.
6. The new energy automobile power battery tray of claim 1, characterized in that: the heat conducting plate is provided with a plurality of grids, and the shape of the heat conducting plate is matched with the shape of the bottom of the tray main body.
7. The new energy automobile power battery tray of claim 1, characterized in that: the tray main body and the heat conducting plate are made of aluminum alloy materials, and the heat conducting joint is made of copper alloy materials.
8. The new energy automobile power battery tray of claim 1, characterized in that: the left and right sides of the tray are provided with a plurality of tray lifting lugs.
9. The new energy automobile power battery tray as claimed in any one of claims 1 to 8, wherein: the tray main body is a combination of a trapezoidal frame and a rectangular frame, and the combination mode is that the long side of the trapezoidal frame is connected with the short side of the rectangular frame.
10. The new energy automobile power battery tray of claim 9, characterized in that: the L-shaped heat pipes are distributed on the two long sides of the rectangular frame and the short sides of the trapezoidal frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920808100.5U CN210142697U (en) | 2019-05-31 | 2019-05-31 | New energy automobile power battery tray with heat pipe heat abstractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920808100.5U CN210142697U (en) | 2019-05-31 | 2019-05-31 | New energy automobile power battery tray with heat pipe heat abstractor |
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| Publication Number | Publication Date |
|---|---|
| CN210142697U true CN210142697U (en) | 2020-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920808100.5U Active CN210142697U (en) | 2019-05-31 | 2019-05-31 | New energy automobile power battery tray with heat pipe heat abstractor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110190356A (en) * | 2019-05-31 | 2019-08-30 | 江西理工大学 | A kind of new-energy automobile power battery pallet with heat-pipe radiating apparatus |
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2019
- 2019-05-31 CN CN201920808100.5U patent/CN210142697U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110190356A (en) * | 2019-05-31 | 2019-08-30 | 江西理工大学 | A kind of new-energy automobile power battery pallet with heat-pipe radiating apparatus |
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